In the UK, the Little Einsteins are voiced by these actors and actresses:
Poppy Lee Friar (as June), Pier Stubbs (as Leo), Ella McHugh (as Annie), and
Mitchell Zhangazha (as Quincy). Also certain American terms have been changed to their British equivalents. For example, "Yeah" has been changed to "Yes", and "Mission Completion" has been changed to "Mission Completed".